/*
 * Copyright 2009-2009 Tanesha Project. All rights reserved.
 * 
 * Redistribution and use in source and binary forms, with or without modification, 
 * are permitted provided that the following conditions are met:
 * 
 *    1. Redistributions of source code must retain the above copyright notice, 
 *    	 this list of conditions and the following disclaimer.
 *    2. Redistributions in binary form must reproduce the above copyright notice,
 *    	 this list of conditions and the following disclaimer in the documentation 
 *    	 and/or other materials provided with the distribution.
 * 
 * THIS SOFTWARE IS PROVIDED BY THE FREEBSD PROJECT ``AS IS'' AND ANY EXPRESS OR 
 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF 
 * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT 
 * SHALL THE FREEBSD PROJECT OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, 
 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 
 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, 
 * OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF 
 * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE 
 * OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
 *  OF THE POSSIBILITY OF SUCH DAMAGE.
 * 
 * The views and conclusions contained in the software and documentation are those 
 * of the authors and should not be interpreted as representing official policies, 
 * either expressed or implied, of the Tanesha Project.
 */
package com.google.api.chart;

import java.util.StringTokenizer;

import junit.framework.AssertionFailedError;
import junit.framework.TestCase;

/**
 * 
 * @author sorenad
 *
 */
public abstract class ChartMakerTestCase extends TestCase {
	
	public void assertParam(ChartMaker cm, String wantParam, String wantValue) {
		
		String url = cm.getURL();
		
		System.out.println("debug url = " + url);
		
		StringTokenizer st = new StringTokenizer(url, "?");
		
		st.nextToken(); // String hostPath = st.nextToken();
		String params = st.nextToken();
		
		StringTokenizer st2 = new StringTokenizer(params, "&");
		while (st2.hasMoreTokens()) {
			String keyValue = st2.nextToken();
			StringTokenizer st3 = new StringTokenizer(keyValue, "=");
			String key = st3.nextToken();
			String value = st3.nextToken();
			if (key.equals(wantParam)) {
				if (wantValue.equals(value))
					return;
				else
					throw new AssertionFailedError(url + " wrong parameter value for " + wantParam + ". Want " + wantValue + ", found " + value);
			}
		}
		
		throw new AssertionFailedError(url + " does not have parameter " + wantParam);
	}
	
	public void assertURL(ChartMaker cm, String contains) {
		if (!cm.getURL().contains(contains)) {
			fail(cm.getURL() + " does not contain " + contains);
		}
	}
}
